* {
    margin: 0px;
    padding: 0px;
    list-style: none;
}

.my-image {
    width: 50px;
    height: 50px;
  }

  body {
    background-image: url('b_g.jpg'); /* 设置背景图的 URL */
    background-size: cover; /* 图片铺满整个页面 */
    background-repeat: no-repeat; /* 不重复平铺 */
  }

#bigbox {
    width: 1000px;
    margin: 0 auto;
}

#banner {
    width: 1000px;
    font-size: 0px;
}

#banner img {
    width: 1000px;
}

nav {
    background-color: #CCD0D9;
    width: 1000px;
    height: 60px;
}

nav a {
    text-decoration: none;
    line-height: 60px;
    margin-left: 50px;
    margin-right: 50px;
    color: #020C16;
    font-weight: bold;
}

nav a:hover {
    color: #1a9be6;
}

.dangqian {
    color: #1a9be6;

}

#main {
    height: 490px;
    width: 1000px;
    margin: 0 auto;
    background-color: #86aacb;
}

#main_left {
    width: 300px;
    background-color: #86aacb;
    float: left;
}

h2 {
    box-sizing: border-box;
    padding-left: 10px;
    font-size: 20px;
    line-height: 30px;
    background-color: #03151F;
    color: #CCD0D9;
}

#main_left img {
    width: 290px;
}

#main_left p {
    margin-left: 10px;
    line-height: 40px;
}

#main_left span {
    font-weight: bold;
}

#main_right {
    position: relative;
    width: 680px;
    margin-left: 20px;
    display: inline-block;
    height: 200px;
}

#main_right img {
    position: absolute;
    width: 260px;
    height: 460px;
    right: 0px;
    top: 30px;
}

#main_right p {
    width: 400px;
    display: inline-block;
    margin-left: 10px;
    text-indent: 32px;
    line-height: 30px;
    margin-top: 10px;
}

#luxing {
    background-color: #86aacb;
    width: 1000px;
}

#luxing div {
    font-size: 0px;
}

#picture {
    font-size: 0px;
    display: inline-block;
    margin-left: 10px;
    margin-right: 10px;
    margin-top: 10px;
}

#picture img {
    width: 150px;
}

#picture p {
    font-size: 16px;
    text-align: center;
    line-height: 60px;

}

footer {
    line-height: 60px;
    font-size: 14px;
    text-align: center;
    background-color: #CCD0D9;
}

#main_right ul li {
    width: 660px;
    margin-left: 10px;
    font-size: 12px;
    margin-top: 10px;
    border-bottom: 1px dotted #ccc;
    padding-bottom: 10px;
}

#main_right ul li span {
    font-size: 14px;
    font-weight: bold;
}

#liuyan {
    width: 660px;
    margin-left: 10px;
    margin: 20px;
}

#liuyan span {
    display: inline-block;
    width: 80px;
    line-height: 40px;
}

button {
    width: 100px;
    height: 30px;
    margin-left: 80px;
}